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John C. Gruendel, MD, Facc

John C. Gruendel, MD, Facc

Optum Provider

Specialty

Cardiovascular Disease

Languages

English

Seeing patients at

Monday 8:00 AM - 5:00 PM
Tuesday 8:00 AM - 5:00 PM
Wednesday 8:00 AM - 5:00 PM
Thursday 8:00 AM - 5:00 PM
Friday 8:00 AM - 5:00 PM
Saturday Closed
Sunday Closed
Please contact the clinic directly to schedule and confirm appointment availability.

Patient Reviews

Patient review summary

Learn about our survey

5

4

3

2

1

4.9

125 reviews

  • Mar 28, 2026
    Verified Review

    Excellent DOCTOR

  • Mar 24, 2026
    Verified Review

    N

  • Mar 22, 2026
    Verified Review

    Known him for 12 years. Very professional; very knowledgeable. Pleasant to visit! Has taken care of my heart condition with care and understanding.

  • Mar 19, 2026
    Verified Review

    He is a very efficient!

  • Mar 19, 2026
    Verified Review

    Dr. Gruendel is an excellent doctor and even a better person who has handled my cardiology health care for over 14 years in a compassionate and professional way.

  • Mar 15, 2026
    Verified Review

    He is very knowledgeable and is easy to talk to.

  • Mar 10, 2026
    Verified Review

    Very happy with Dr Gruendel.

  • Mar 9, 2026
    Verified Review

    He is friendly, caring, guide, and compassion

  • Mar 9, 2026
    Verified Review

    Very informative and professional mannerisms

  • Mar 4, 2026
    Verified Review

    Very though during visits and keeps a schedule of needed tests when due. Consider him very expertise in his area of practice.

  • Mar 3, 2026
    Verified Review

    Very good and answers my questions.

  • Feb 25, 2026
    Verified Review

    Very good Doctor knows his specialty

  • Feb 23, 2026
    Verified Review

    He is very easy going and made me feel at ease.

  • Feb 21, 2026
    Verified Review

    Dr. Gruendel is very knowledgeable, approachable, thorough. He is concerned about my wellbeing as his patient and straightforward about my challenges.

  • Feb 21, 2026
    Verified Review

    Dr Gruendel has been my cardiologist for more than 20 years. Dr, Gruendel has always been willing and able to explain in words I can understand my current condition and what can be done to improve it. I am very pleased with the help provided by Dr. Gruendel and have recommended him to others.

  • Feb 19, 2026
    Verified Review

    Typical specialist. Very focused on doing his job well.

  • Feb 16, 2026
    Verified Review

    If I have question and I usually do he explain it to me so I understand . He is courteous and has a good bed side manner.

  • Feb 11, 2026
    Verified Review

    His professionalism in cardiac medicine is top notch.

  • Feb 9, 2026
    Verified Review

    Dr.Gruendel is a great doctor who cares about patients and has helped manage my condition for several years now. He always gives me a thorough examination and sends me for blood tests and I get my results back then a reasonable amount of time. And if any changes should happen with the blood results, he notifies me right away, which I’m very happy about.

  • Feb 8, 2026
    Verified Review

    Great bedside manner. Very thorough with the examination. Provided a detailed explanation of the issue and how to treat it.

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  • About John C. Gruendel, MD, Facc

    Dr. John C. Gruendel provides thoughtful cardiology care for patients with blood pressure concerns, cholesterol imbalances, and arrhythmias. His preventive approach supports patients in achieving and maintaining heart health. He earned his medical degree from New York Medical College and completed cardiology fellowship training at Westchester Medical Center.

    Philosophy of care

    Dr. Gruendel provides individualized heart care focused on quality of life.

    Gender

    Male

    Board certifications

    American Board of Internal Medicine

    Licenses

    NY, 175379

    Employed or contracted

    Employed

    Network Name

    CareMount

    NPI

    1245201227

  • Insurance accepted

    This may not reflect all insurance accepted by the provider and is for informational purposes only.

    • 1199
    • Aetna
    • Affinity
    • Anthem BCBS
    • CDPHP
    • CHN
    • Centivo
    • Cigna
    • Coventry
    • EmblemHealth
    • First Health
    • Healthfirst
    • Humana
    • MVP Healthcare
    • MagnaCare
    • Medicaid
    • Medicare
    • MetroPlus
    • MultiPlan
    • NYSHIP
    • Northwell Direct
    • Oscar
    • Oxford
    • TRICARE
    • UMR
  • Medical School

    • New York Medical College

    Residency

    • Westchester Medical Center

  • Awards and Publications